As the director of the Third Business Division, Reiko Saegawa diligently handles her duties day in and day out. She is an intelligent and capable female supervisor. One day, she takes a young male subordinate from her department on a one-night, two-day business trip to the North Kanto branch. As usual, she efficiently wraps up her daily tasks and heads to the city hotel near the station. However, whether it's part of the company's cost-cutting measures or not, instead of two single rooms, they've been booked into one twin room for men and women…!
